task 4

From Ilya, 9 Months ago, written in Plain Text, viewed 415 times.

URL http://codebin.org/view/65273782 Embed

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SELECT s.last_name AS employee_last_name,
       ss.reports_to AS manager_last_name
FROM staff AS s
LEFT JOIN staff AS ss ON s.employee_id=ss.reports_to
GROUP BY 1, 2
 
SELECT DISTINCT s.last_name AS employee_last_name,
       ss.reports_to AS manager_last_name
FROM staff AS s
LEFT JOIN staff AS ss ON s.employee_id=ss.reports_to

Replies to task 4

Title	Name	Language	When
Re: task 4	Ivory Tortoise	text	8 Months ago.

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